The fourth row of each train has extendable harnesses, enabling larger passengers to ride.

Costing S$15 million, the gates or 'fingers' enable passengers to board the upper deck of the new 555-seater aircraft directly from the gate hold rooms.

The arrangement of the platforms enabled passengers to cross behind trains if two were at the station simultaneously.

This enables passengers to buy tickets (or collect those purchased in advance) before they board.

The departure gates then enabled passengers to board a bus which takes them to one of the new stands.

Their distinctive rear platforms, enabling passengers to jump on and off while the bus is moving, are seen as dangerous in more safety-conscious times.

This new railway was opened in 1905, and enabled passengers to reach the market town of Truro much quicker than they had before.

Carpooling.com enables drivers to offer available seats online and passengers to find a ride.

The invention of certain drugs enabled human passengers to use the drive.

The station consists of an island platform serving two tracks, enabling passengers to change trains.